Product description: gently pull up the cup in the vertical direction. After checking that there is no problem with the sealing of each section, it can be filled with water for drinking. After using it, gently press the cup and close it. It is easy to clean; it comes with folding drinking cup when you go out, which is convenient and hygienic, without wasting disposable cup, and is more environmentally friendly. It is a good partner for your business trip, going out and traveling. Of course, you can also give full play to your imagination and let it do more things, for example, as a small flower pot, plant plants and flowers; As a small pen holder, store your pencil and eraser; As a cup, hold toothpaste and toothbrush... Multi-purpose, very convenient ~ ~ ~